21 lines
431 B
C
21 lines
431 B
C
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#include "util.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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char *strndupcat(const char *a, const char *b, int n)
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{
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int na = strnlen(a, n/2);
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int nb = strnlen(b, n/2);
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int nc = na + nb + 1;
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char *c = calloc(nc, sizeof(char));
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if (!c) {
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fprintf(stderr, "strndupcat(): calloc failure!\n");
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exit(EXIT_FAILURE);
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}
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strncpy(c, a, na);
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strncat(c, b, nb);
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return c;
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}
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